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authorJesper Juhl <juhl-lkml@dif.dk>2005-06-21 17:17:30 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-21 19:07:48 -0700
commit990a8baf568ca1d0ae65e59783ff821794118d07 (patch)
tree1fe187b2f119f7a9d96d56380b211f9ddb9f8390 /drivers/md/raid10.c
parent8a5e9cf1d6626586ff08e49f400a006a9f0c3275 (diff)
downloadlwn-990a8baf568ca1d0ae65e59783ff821794118d07.tar.gz
lwn-990a8baf568ca1d0ae65e59783ff821794118d07.zip
[PATCH] md: remove unneeded NULL checks before kfree
This patch removes some unneeded checks of pointers being NULL before calling kfree() on them. kfree() handles NULL pointers just fine, checking first is pointless. Signed-off-by: Jesper Juhl <juhl-lkml@dif.dk> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/md/raid10.c')
-rw-r--r--drivers/md/raid10.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index fd7324a86d13..62ebb1bc72be 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -1737,8 +1737,7 @@ static int run(mddev_t *mddev)
out_free_conf:
if (conf->r10bio_pool)
mempool_destroy(conf->r10bio_pool);
- if (conf->mirrors)
- kfree(conf->mirrors);
+ kfree(conf->mirrors);
kfree(conf);
mddev->private = NULL;
out:
@@ -1754,8 +1753,7 @@ static int stop(mddev_t *mddev)
blk_sync_queue(mddev->queue); /* the unplug fn references 'conf'*/
if (conf->r10bio_pool)
mempool_destroy(conf->r10bio_pool);
- if (conf->mirrors)
- kfree(conf->mirrors);
+ kfree(conf->mirrors);
kfree(conf);
mddev->private = NULL;
return 0;